:Product: Solar Region Summary

:Issued: 2026 Jun 01 0030 UTC

# Prepared jointly by the U.S. Dept. of Commerce, NOAA,

# Space Weather Prediction Center and the U.S. Air Force.

#

Joint USAF/NOAA Solar Region Summary

SRS Number 152 Issued at 0030Z on 01 Jun 2026
Report compiled from data received at SWO on 31 May

I.  Regions with Sunspots.  Locations Valid at 31/2400Z 

Nmbr Location  Lo  Area  Z   LL   NN Mag Type

4444 S21W62   169  0070 Hsx  02   01 Alpha

4446 S15W35   142  0250 Cho  06   08 Beta

4447 S17W69   176  0100 Hsx  02   01 Alpha

4449 S09W30   137  0030 Hsx  02   01 Alpha

4452 N10W75   182  0030 Dri  07   04 Beta

4454 S14E06   101  0010 Hrx  01   01 Alpha

4455 N15E24   083  0320 Cko  11   06 Beta

4457 S09W14   121  0020 Cro  04   08 Beta

IA. H-alpha Plages without Spots.  Locations Valid at 31/2400Z May

Nmbr  Location  Lo

4445  N07W58   165

4448  S05W27   134

4450  N10W34   141

4451  S17W15   122

4456  N14E42   065

II. Regions Due to Return 01 Jun to 03 Jun

Nmbr Lat    Lo

4436 N18    343

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